By all estimates, the enormous problems and massive financial impact associated with leaky ventilation and ductwork have been tolerated for one primary reason - there has been no viable solution to the problem. In 2008, innovative new technologies were used to complete the first comprehensive ventilation retrofit for improving both energy and indoor air quality performance. Since the completion of this retrofit project, thousands of similar multifamily apartments with central ventilation have been retrofitted for higher energy performance and improved indoor air quality.
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